CN213883415U

CN213883415U - But angle regulation radial artery puncture hand fixing device

Info

Publication number: CN213883415U
Application number: CN202021582696.0U
Authority: CN
Inventors: 包楚肖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-08-06
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses an angle-adjustable radial artery puncture hand fixing device, which comprises a bottom plate, a supporting plate, a hand bending frame arranged at the front end of the supporting plate, a through hole arranged at the contact part of the supporting plate and the bottom plate, a rotating shaft arranged in the through hole, an arc-shaped limiting guide hole which is arranged on the supporting plate and is concentric with the through hole, and a T-shaped positioner arranged in the arc-shaped guide hole, wherein the top of the supporting plate is provided with an adjusting device which can adjust the height of an arm, the bottom of the bottom plate is provided with a telescopic device which can adjust the height of the whole device, the wrist joint is dorsiflexed by the arranged hand bending frame, the radial artery is exposed to the maximum degree, the puncture of a doctor is facilitated, the angle between the supporting plate and the supporting plate is adjusted by the arranged adjusting device, the size of the supporting plate relative to the opening degree of the supporting plate is adjusted by the arranged adjusting piece, the arms of the patient can be placed comfortably, and the operation of the doctor is convenient.

Description

But angle regulation radial artery puncture hand fixing device

Technical Field

The utility model relates to the field of medical equipment, concretely relates to but angle regulation radial artery puncture hand fixing device.

Background

Radial artery puncture is generally used for vital sign observation in the operation anesthesia process, belongs to the project that has invasive artery blood pressure monitoring. When a radial artery puncture is performed, the puncture point of the artery is generally 2 cm above the palm wrist joint of the forearm, and the artery pulsation is most obvious here. The three-point positioning method for radial artery puncture comprises the following steps: 1. the wrist joint of the patient is dorsiflexed, the wrist is straightened, and the position of the radial artery is exposed to the maximum extent. 2. The index finger and the middle finger of the left hand are used for positioning to the most obvious pulse position, and the index finger is used for sensing the strongest point of the pulse of the radial artery. 3. After the position is determined, the forefinger is moved away, the puncture needle is slowly punctured into the radial artery at an angle of 45 degrees, the blood return color is bright red, and the success of puncture is prompted when the needle tube has a pulsation effect.

The existing radial artery puncture hand fixing device consists of a hand supporting plate, a padding device and a restraint band, when in use, the arm of a patient is placed on the hand supporting plate, the wrist is placed on the padding device, the restraint band is used for fixing the arm of the patient to puncture, the radial artery is arranged on the side of the wrist, and a doctor needs to puncture from the oblique upper part; for example, prior patent application nos.: CN201920787959.2 discloses a radial artery puncture arm support, although the device can realize that the hand support plate rotates relative to the bottom plate, so as to facilitate the patient to place the arm, the position of the oblique supporting block relative to the hand support plate is fixed, so that the padding height can not be provided well according to the arm stress of the human body, and the width of the hand support plate is fixed, so that the adjustment can not be performed according to different patients, if the arm widths of the infant and the adult are different, the arm of the infant can not be fixed well, and the infant can involuntarily avoid influencing the puncture operation. Therefore, an angle-adjustable radial artery puncture hand fixing device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an angle adjustable radial artery puncture hand fixing device to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable angle radial artery puncture hand fixing device, includes bottom plate, layer board, sets up at the frame of crouching in hand board front end, sets up at layer board and bottom plate contact department a through-hole, set up pivot in the through-hole, set up on the layer board with the concentric arc spacing guiding hole of through-hole and set up a T type locator in the arc guiding hole, the layer board top is equipped with the adjusting device who can carry out height adjustment to the arm, and is equipped with the adjusting device that can highly adjust the whole device bottom the bottom plate, the frame of crouching is connected with adjusting device one side, makes the wrist joint dorsiflex through the frame of crouching that is equipped with to realize the at utmost and expose the radial artery, make things convenient for the doctor to puncture.

Preferably, adjusting device is including setting up the support at the layer board top, the support articulates there is the backup pad, be equipped with the regulating part between backup pad and the layer board, be equipped with the fixing device that makes patient's arm carry out the fixing in the backup pad, through the adjusting device who is equipped with to realize that the angle between backup pad and the layer board is adjusted.

Preferably, the regulating part is including seting up the inside first spout at the bottom plate, the inside rotation of first spout is connected with the lead screw, and imbeds T shape slider in the spout, lead screw and T shape slider threaded connection, and lead screw fixedly connected with handle, the articulated connecting rod of upside of T shape slider, the one end that T type slider was kept away from to the connecting rod articulates in the bottom of backup pad, through the regulating part that is equipped with to realize that the backup pad is adjusted for the size of layer board degree of opening, make the very comfortable placing of patient's arm, be convenient for look for radial artery.

Preferably, fixing device is including setting up first backplate and the second backplate in the backup pad side, first backplate bottom and backup pad fixed connection, and second backplate and backup pad sliding connection, be equipped with the locating part that can make second backplate sliding motion on the second backplate, through the fixing device who is equipped with to the realization is fixed patient's arm.

Preferably, the limiting part comprises a second sliding groove arranged in the supporting plate, the second sliding groove is rotatably connected with a threaded rod, a moving block is embedded in the second sliding groove, the moving block is fixedly connected with the bottom of the second protective plate and is in threaded connection with the threaded rod, and the second protective plate moves relative to the supporting plate through the limiting part, so that the arm of the patient is clamped tightly.

Preferably, the telescoping device is including fixing the fixed block in the bottom plate bottom, fixed block bottom fixedly connected with extension rod, fixed cover has been cup jointed in the extension rod outside slip, fixed cover outer wall is equipped with a screw hole, and the inside positioning bolt that inserts of screw hole, positioning bolt and screw hole threaded connection, fixed cover bottom removes the base, through the telescoping device who is equipped with to the realization is to the regulation of whole device height, the going on of more convenient operation.

Preferably, the soft pad is arranged on the hand bending frame, and the soft pad is arranged, so that the hand of the patient can be placed more comfortably.

Compared with the prior art, the beneficial effects of the utility model are that:

when the utility model is used, the height of the arm of the patient is adjusted by the adjusting device, the adjusting angle range is wider, the patient does not feel uncomfortable because of the high lifting angle of the arm, and the puncture is convenient for the doctor; through the arranged fixing device, people with different arm widths can fix the arms, the fixing device is firmer than the conventional magic glue or bandage, and the fixing device is matched with a hand bending frame for use, so that the fixing device is more fixed and is convenient for a doctor to find the radial artery; the whole device can be adjusted in height through the telescopic device, radial artery puncture can be performed no matter whether the device is high or low, standing or lying, and the device is more convenient to use; through the mobile device that is equipped with, make the user plane of whole device wider, the locking universal wheel can make the device remove and fix, ensures that whole device guarantees fixedly when using.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a top view of the structure of the present invention;

FIG. 3 is a schematic view of the structure of the telescopic device;

FIG. 4 is a schematic view of the clamping device;

fig. 5 is a schematic view of the connection relationship between the handle-bending frame and the support plate in embodiment 2.

In the figure: 1-a bottom plate; 2-a supporting plate; 3-a hand bending frame; 4-a rotating shaft; 5-arc limiting guide holes; 6-T type locator; 7-a regulating device; 8-a telescopic device; 9-support; 10-a support plate; 11-an adjustment member; 12-a clamping device; 13-a first runner; 14-a screw rod; 15-T shaped slide block; 16-a handle; 17-a connecting rod; 18-a first shield; 19-a second shield; 20-a limit piece; 21-a second chute; 22-a threaded rod; 23-a moving block; 24-fixing blocks; 25-an extension rod; 26-fixing a sleeve; 27-a positioning bolt; 28-moving the base; 29-locking universal wheel, 30-rotating device; 31-a damping spindle; 32-soft cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an adjustable angle radial artery puncture hand fixing device, includes bottom plate 1, layer board 2, sets up the hand frame 3 of bending at layer board 2 front end, sets up at layer board 2 and bottom plate 1 contact department a through-hole, set up pivot 4 in the through-hole, set up on layer board 2 with the concentric arc spacing guiding hole 5 of through-hole and set up a T type locator 6 in the arc guiding hole, 2 tops of layer board are equipped with can carry out height control's adjusting device 7 to the arm, and 1 bottoms of bottom plate are equipped with can highly adjust the telescoping device 8 to the overall device, the hand frame 3 of bending is connected with adjusting device 7 one side.

Adjusting device 7 is including setting up the support 9 at layer board 2 top, support 9 articulates there is the backup pad 10, be equipped with regulating part 11 between backup pad 10 and layer board 2, be equipped with clamping device 12 that makes patient's arm carry out the fixed in backup pad 10.

The adjusting part 11 is including seting up at the inside first spout 13 of bottom plate 1, the inside rotation of first spout 13 is connected with lead screw 14, and imbeds T type slider 15 in the first spout 13, lead screw 14 and T type slider 15 threaded connection, and lead screw 14 fixedly connected with handle 16, the articulated connecting rod 17 of upside of T type slider 15, the one end that T type slider 15 was kept away from to connecting rod 17 articulates the bottom at backup pad 10.

The clamping device 12 comprises a first guard plate 18 and a second guard plate 19 which are arranged on the side edge of the supporting plate 10, the bottom of the first guard plate 18 is fixedly connected with the supporting plate 10, the second guard plate 19 is slidably connected with the supporting plate 10, and a limiting member 20 which can enable the second guard plate 19 to move in a sliding manner is arranged on the second guard plate 19.

The limiting member 20 comprises a second sliding groove 21 arranged inside the supporting plate 2, the second sliding groove 21 is rotatably connected with a threaded rod 22, a moving block 23 is embedded into the second sliding groove 21, the moving block 23 is fixedly connected with the bottom of the second protective plate 19, and the moving block 23 is in threaded connection with the threaded rod 22.

The telescoping device 8 is including fixing the fixed block 24 in bottom plate 1 bottom, 24 bottom fixedly connected with extension rod 25 of fixed block, fixed cover 26 has been cup jointed in the slip of extension rod 25 outside, fixed cover 26 outer wall is equipped with a screw hole, and the inside positioning bolt 27 that inserts of screw hole, positioning bolt 27 and screw hole threaded connection, fixed cover 26 bottom removes base 28.

The handle bending frame 3 is provided with a soft cushion 32.

Example two:

referring to fig. 5, the present invention provides a technical solution: the utility model provides an adjustable angle radial artery puncture hand fixing device, includes bottom plate 1, layer board 2, sets up the hand frame of buckling 3 at layer board 2 front end, sets up at layer board 2 and bottom plate 1 contact department a through-hole, set up pivot 4 in the through-hole, set up on layer board 2 with the concentric arc spacing guiding hole 5 of through-hole and set up a T type locator 6 in the arc guiding hole, 2 tops of layer board are equipped with can carry out height control's adjusting device 7 to the arm, and 1 bottoms of bottom plate are equipped with can highly adjust the telescoping device 8 to the overall device, it can carry out the rotating device 30 that adjusts to buckling the hand frame position to be provided with between hand frame 3 and the adjusting device 7.

The rotating device 30 comprises a damping rotating shaft 31 connected between the hand bending frame 3 and the support plate 10, and a soft cushion 32 is arranged on the hand bending frame 3.

The working principle is as follows: when the hand needs to be fixed by using the puncture hand fixing device, the movable base 28 is moved to a specific position, the locking universal wheel 29 is locked, the positioning bolt 27 is loosened, the height of the extension rod 25 is adjusted, the positioning bolt 27 is tightened, the arm of the patient is placed on the supporting plate 10, the positions of the bottom plate 1 and the supporting plate 2 are adjusted by the T-shaped positioner 6 according to the position of the patient, the arm of the patient is placed on the supporting plate 10, the height of the arm is adjusted by the adjusting piece 11, the handle 16 on the screw rod 14 is rotated, the T-shaped slider moves forwards or backwards to drive the connecting rod 17 to move, the supporting plate 10 is raised or lowered to enable the arm to be in a naturally raised posture, the handle 16 is placed under the hand bending frame 3 to bend the wrist of the patient naturally and comfortably by adjusting the damping rotating shaft, the threaded rod 22 is rotated to enable the second protection plate 19 to move, the support plate 10 is adjusted to a suitable width to clamp the arm of the patient.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable angle radial artery puncture hand fixing device, includes bottom plate (1), layer board (2), bends hand (3), sets up at layer board (2) and bottom plate (1) contact department a through-hole, sets up pivot (4) in the through-hole, set up on layer board (2) with the concentric arc spacing guiding hole (5) of through-hole and set up T type locator (6) in the arc guiding hole, its characterized in that: the top of the supporting plate (2) is provided with an adjusting device (7) capable of adjusting the height of the arm, the bottom of the base plate (1) is provided with a telescopic device (8) capable of adjusting the height of the whole device, and the hand bending frame (3) is connected with one side of the adjusting device (7).

2. The adjustable angle radial artery puncture hand fixing device of claim 1, wherein: adjusting device (7) is including setting up support (9) at layer board (2) top, support (9) articulate has backup pad (10), be equipped with regulating part (11) between backup pad (10) and layer board (2), be equipped with clamping device (12) that make patient's arm carry out the fixing on backup pad (10).

3. The adjustable angle radial artery puncture hand fixing device of claim 2, wherein: regulating part (11) is including seting up first spout (13) in bottom plate (1) inside, first spout (13) inside rotation is connected with lead screw (14), and first spout (13) are embedded to have T type slider (15), lead screw (14) and T type slider (15) threaded connection, and lead screw (14) fixedly connected with handle (16), the articulated connecting rod (17) of upside of T type slider (15), the one end that T type slider (15) were kept away from in connecting rod (17) articulates the bottom in backup pad (10).

4. The adjustable angle radial artery puncture hand fixing device of claim 2, wherein: the clamping device (12) comprises a first protection plate (18) and a second protection plate (19) which are arranged on the side edge of the supporting plate (10), the bottom of the first protection plate (18) is fixedly connected with the supporting plate (10), the second protection plate (19) is in sliding connection with the supporting plate (10), and a limiting part (20) capable of enabling the second protection plate (19) to move in a sliding mode is arranged on the second protection plate (19).

5. The adjustable angle radial artery puncture hand fixing device of claim 4, wherein: the limiting piece (20) comprises a second sliding groove (21) arranged inside the supporting plate (2), the second sliding groove (21) is rotatably connected with a threaded rod (22), a moving block (23) is embedded in the second sliding groove (21), the moving block (23) is fixedly connected with the bottom of the second protective plate (19), and the moving block (23) is in threaded connection with the threaded rod (22).

6. The adjustable angle radial artery puncture hand fixing device of claim 4, wherein: telescoping device (8) is including fixing fixed block (24) in bottom plate (1) bottom, fixed block (24) bottom fixedly connected with extension rod (25), fixed cover (26) have been cup jointed in extension rod (25) outside slip, fixed cover (26) outer wall is equipped with a screw hole, and screw hole inside inserts positioning bolt (27), positioning bolt (27) and screw hole threaded connection, fixed cover (26) bottom fixedly connected with removes base (28).

7. The adjustable angle radial artery puncture hand fixing device of claim 1, wherein: the hand bending frame (3) is provided with a soft cushion (32).